Monographia Heliceorum Viventium, sistens descriptiones systematicas et criticas omnium hujus familiæ generum et specierum hodie cognitarum. Auctore Ludovico Pfeiffer, Dr. Cassellana. Fasc. 1,2,3. Lipsiæ, 1847–48
Published in Annals And Magazine of Natural History, in 1848, in volume 1, pages 459-460
Date published:1848